periodic_trigger.h

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#ifndef PERIODIC_TRIGGER_HEADER
#define PERIODIC_TRIGGER_HEADER
 
#include <a_util/result.h>
#include <ddl/mapping/engine/trigger.h>
 
namespace ddl {
namespace mapping {
namespace rt {
class PeriodicTrigger : public TriggerBase, private IPeriodicListener {
public:
    PeriodicTrigger(IMappingEnvironment& env, const std::string& trigger_name, double period);
 
    ~PeriodicTrigger();
 
    a_util::result::Result create();
 
    a_util::result::Result start();
 
    a_util::result::Result stop();
 
private: // IPeriodicListener
    void onTimer(timestamp_t now);
 
private:
    IMappingEnvironment& _env;
    std::string _name;
    double _period;
    bool _running;
};
 
} // namespace rt
} // namespace mapping
} // namespace ddl
#endif // PERIODIC_TRIGGER_HEADER